25425776

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 50740800

約数和(自身を除く): 25315024

約数列:

[1, 2, 4, 8, 16, 61, 109, 122, 218, 239, 244, 436, 478, 488, 872, 956, 976, 1744, 1912, 3824, 6649, 13298, 14579, 26051, 26596, 29158, 52102, 53192, 58316, 104204, 106384, 116632, 208408, 233264, 416816, 1589111, 3178222, 6356444, 12712888, 25425776]

約数ペア:

[(1, 25425776), (2, 12712888), (4, 6356444), (8, 3178222), (16, 1589111), (61, 416816), (109, 233264), (122, 208408), (218, 116632), (239, 106384), (244, 104204), (436, 58316), (478, 53192), (488, 52102), (872, 29158), (956, 26596), (976, 26051), (1744, 14579), (1912, 13298), (3824, 6649)]